Evaluate the sum.
A. 1
B. 10
C. 11
D. 0
Answer: A
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Choose the expression that is equivalent to the given rational number.
A. 0.375
B. 
C. 0.
D. 
Solve the problem.A private shipping company will accept a box for domestic shipment only if the sum of its length and girth (distance around) does not exceed 90 in. Suppose you want to mail a box with square sides so that its dimensions are 
and it's girth is 
What dimensions will give the box its largest volume?
A. 15 in. x 15 in. x 30 in. B. 30 in. x 15 in. x 30 in. C. 20 in. x 20 in. x 15 in. D. 15 in. x 15 in. x 75 in.
Graph.49x2 + 16y2 = 784
A. 
B. 
C. 
D. 
Let x represent one number and let y represent the other number. Use the given conditions to write a system of nonlinear equations. Solve the system and find the numbers.The sum of two squares of two numbers is 149, and the difference of their squares is 51. Find the numbers.
A. 10 and 7 B. 10 and 7; -10 and 7; 10 and -7 C. 10 and 7; -10 and -7 D. 10 and 7; -10 and 7; 10 and -7; -10 and -7